Changes in sea level repeatedly connected the Galapagos Islands and affected biodiversity.
In healthy people, seeing an enlarged hand lessened the subjective experience of pain.
New material could automatically deliver medication inside your body.
The contents of a whale's stomach reveal more than just its diet.
A portable malaria detector could provide test results in seconds.
Tiny tubes deliver functioning genes to cells with broken copies.
CDC officials track how weather changes may increase the number of Lyme disease cases in the U.S.
How plants use their biological clocks to ward off insect attacks and produce more anti-cancer chemicals.
Can experiments on insects say anything about human health?
The reptile goes thirsty for up to half a year.